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相关论文: Spacetimes with Longitudinal and Angular Magnetic …

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Considering both the nonlinear invariant terms constructed by the electromagnetic field and the Riemann tensor in gravity action, we obtain a new class of $(n+1)$-dimensional magnetic brane solutions in third order Lovelock-Born-Infeld…

广义相对论与量子宇宙学 · 物理学 2009-02-20 M. H. Dehghani , N. Bostani , S. H. Hendi

We present two new classes of magnetic brane solutions in Einstein-Maxwell-Gauss-Bonnet gravity with a negative cosmological constant. The first class of solutions yields an $(n+1)$-dimensional spacetime with a longitudinal magnetic field…

高能物理 - 理论 · 物理学 2009-11-10 M. H. Dehghani

We construct two new classes of spacetimes generated by spinning and traveling magnetic sources in $(n+1)$-dimensional Einstein-Maxwell-dilaton gravity with Liouville-type potential. These solutions are neither asymptotically flat nor…

高能物理 - 理论 · 物理学 2009-11-11 A. Sheykhi , M. H. Dehghani , N. Riazi

Considering the nonlinear electromagnetic field coupled to Einstein gravity in the presence of cosmological constant, we obtain a new class of $d$-dimensional magnetic brane solutions. This class of solutions yields a spacetime with a…

高能物理 - 理论 · 物理学 2014-11-21 Seyed Hossein Hendi

We present a new class of magnetic brane solutions in $(n+1)$-dimensional Brans-Dicke-Maxwell theory in the presence of a quadratic potential for the scalar field. These solutions are neither asymptotically flat nor (anti)-de Sitter. Our…

高能物理 - 理论 · 物理学 2010-11-04 A. Sheykhi , E. Ebrahimi

We introduce two classes of rotating solutions of Einstein-Maxwell gravity in $n+1$ dimensions which are asymptotically anti-de Sitter type. They have no curvature singularity and no horizons. The first class of solutions, which has a conic…

高能物理 - 理论 · 物理学 2010-11-19 M. H. Dehghani

In this paper, we consider logarithmic and exponential forms of nonlinear electrodynamics as a source and obtain magnetic brane solutions of the Lovelock gravity. Although these solutions have no curvature singularity and no horizon, they…

高能物理 - 理论 · 物理学 2015-11-29 Seyed Hossein Hendi , Behzad Eslam Panah , Shahram Panahiyan

First, I present two new classes of magnetic rotating solutions in four-dimensional Einstein-Maxwell-dilaton gravity with Liouville-type potential. The first class of solutions yields a 4-dimensional spacetime with a longitudinal magnetic…

高能物理 - 理论 · 物理学 2009-11-10 M. H. Dehghani

A new class of solutions which yields an $(n+1)$-dimensional spacetime with a longitudinal nonlinear magnetic field is introduced. These spacetimes have no curvature singularity and no horizon, and the magnetic field is non singular in the…

高能物理 - 理论 · 物理学 2009-08-05 M. H. Dehghani , S. H. Hendi

We present a new class of asymptotically AdS magnetic solutions in ($n+1$)-dimensional dilaton gravity in the presence of an appropriate combination of three Liouville-type potentials. This class of solutions is asymptotically AdS in six…

高能物理 - 理论 · 物理学 2015-05-27 M. H. Dehghani , A. Bazrafshan

In this paper we, first, generalize the quasilocal definition of the stress energy tensor of Einstein gravity to the case of Lovelock gravity, by introducing the tensorial form of surface terms that make the action well-defined. We also…

高能物理 - 理论 · 物理学 2009-11-11 M. H. Dehghani , N. Bostani , A. Sheykhi

We introduce a class of rotating magnetically charged string solutions of the Einstein gravity with a nonlinear electrodynamics source in four dimensions. The present solutions has no curvature singularity and no horizons but has a conic…

高能物理 - 理论 · 物理学 2014-11-21 S. H. Hendi

A class of spinning magnetic string in 4-dimensional Einstein-dilaton gravity with Liouville type potential which produces a longitudinal nonlinear electromagnetic field is presented. These solutions have no curvature singularity and no…

高能物理 - 理论 · 物理学 2008-11-26 M. H. Dehghani , A. Sheykhi , S. H. Hendi

Considering both the power Maxwell invariant source and the Einstein--Gauss--Bonnet gravity, we present a new class of static solutions yields a spacetime with a longitudinal nonlinear magnetic field. These horizonless solutions have no…

高能物理 - 理论 · 物理学 2011-05-30 S. H. Hendi , S. Kordestani , S. N. D. Motlagh

We consider third order Lovelock gravity coupled to an U(1) gauge field for which its Lagrangian is given by a power of Maxwell invariant. In this paper, we present a class of horizon flat rotating black branes and investigate their…

广义相对论与量子宇宙学 · 物理学 2015-06-23 S. H. Hendi , S. Panahiyan , H. Mohammadpour

In this paper, we are eager to construct a new class of (n+1)-dimensional static magnetic brane solutions in quasi-topological gravity coupled to nonlinear electrodynamics such as exponential and logarithmic forms. The solutions of this…

综合物理 · 物理学 2019-06-19 A. Bazrafshan , F. Naeimipour , M. Ghanaatian , Gh. Forozani , A. Alizadeh

With an appropriate combination of three Liouville-type dilaton potentials, we construct a new class of spinning magnetic dilaton string solutions which produces a longitudinal magnetic field in the background of anti-de Sitter spacetime.…

高能物理 - 理论 · 物理学 2009-02-12 Ahmad Sheykhi

We present two classes of brane solutions in pp-wave spacetime. The first class of branes with a rotation parameter are constructed in an exact string background with NS-NS and R-R flux. The spacetime supersymmetry is analyzed by solving…

高能物理 - 理论 · 物理学 2009-11-10 Rashmi R. Nayak , Kamal L. Panigrahi , Sanjay Siwach

We obtain spacetimes generated by static and spinning magnetic string sources in Einstein Relativity with negative cosmological constant. Since the spacetime is asymptotically a cylindrical anti-de Sitter spacetime, we will be able to…

高能物理 - 理论 · 物理学 2009-11-07 Oscar J. C. Dias , Jose' P. S. Lemos

We consider the higher order gravity with dilaton and with the leading string theory corrections taken into account. The domain wall type solutions are investigated for arbitrary number of space-time dimensions. The explicit formulae for…

高能物理 - 理论 · 物理学 2009-11-07 A. Jakobek , K. A. Meissner , M. Olechowski
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